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Care of the plant Euphorbia grandicornis or Cow's Horn.

Care of the succulent plant Euphorbia grandicornis or Cow's Horn

The genus Euphorbia, family Euphorbiaceae, includes 2,000 species of succulents, trees, shrubs, and herbaceous plants of cosmopolitan distribution. Some species are: Euphorbia grandicornis, Euphorbia meloformisEuphorbia lomeliiEuphorbia flanaganii, Euphorbia enterophora, Euphorbia enopla, Euphorbia echinus, Euphorbia cotinifolia, Euphorbia coerulescens, Euphorbia characias, Euphorbia candelabrum, Euphorbia canariensis, Euphorbia pulcherrima, Euphorbia resinifera, Euphorbia milii, Euphorbia tithymaloides, Euphorbia regis-jubae, Euphorbia royleana, Euphorbia trigona, Euphorbia bivonae, Euphorbia rigida, Euphorbia handiensis, Euphorbia balsamifera, Euphorbia leucocephala.

Common names: Cow's Horn, Zig Zag Cactus, Rhino Thorn, Big Horn, Big Horned Spurge. This species is native to South Africa, Swaziland, Mozambique and Kenya.

They are succulent plants with a bushy bearing with a short main stem that branches and reaches 2 meters (6.56 feet) in height. They have segments separated by constrictions and 3 marked and wavy edges whose horny edge has pairs of spines of 7 cm (2.75")and light brown or gray color. They produce small yellow flowers typical of Euphorbias. They bloom in spring. The fruits are reddish and are very decorative.

They are used in cactus and succulent gardens, in rockeries, on sunny slopes, in pots for patios and terraces, and as indoor plants.

They are slow-growing plants that prefer full sun exposure when they are adults and in semi-shade when they are young. They resist well the intense heat of the Mediterranean summer; in winter the temperature should not be lower than 5 ºC (41 ºF).

The soil can be a mixture, in the same proportions, of coarse sand, leaf mulch and garden substrate. The transplant is done in early spring.

Water moderately waiting for the substrate to be well dry. In winter do not water.

Fertilize with compost in early spring.

They do not need pruning.

The only danger for these plants is excess moisture that can rot the tissues.

They propagate by seeds sown in a sandy substrate or by segment cuttings; Protect yourself from irritating latex and allow the cutting to dry before rooting.

Images of the succulent plant Euphorbia grandicornis or Cow's Horn

Euphorbia grandicornis
Euphorbia grandicornis
Euphorbia grandicornis
Euphorbia grandicornis
Euphorbia grandicornis
Euphorbia grandicornis